Waterproof MP3 Sports Swimming Earphones

Product information:
Commodity type: brand new
Screen size: no display (inches)
Memory card type: does not support expansion cards
Expansion card: not supported
Mode of operation: push-button
Interface: USB 2.0
Screen color: None
Battery type: Lithium battery
Battery capacity: 180 mA
Life time: 8 (hours)
Product size: 20*20cm
Weight: 130 (g)

Packing list:
Earplugs data cable manual*1